Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
canh trinh » canh tranh, hanh trinh, canh tinh
chi sang » chi lang, chieu sang, chi chang
trinh ve » trinh he, trinh va, trinh vi
ve nhung » va nhung, tu nhung
cong van » cong vang, cong san, song van
van chat » cao chat
doi chi » doi khi
tan cau » toan cau, van cau, tan ca

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi sang - canh trinh ve nhung cong van ((tan cau) or (van chat))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sang - canh trinh ve nhung cong van ((tan cau) OR (van chat)).
• Adding a wildcard symbol may retrieve word variants: doi chi sang - canh trinh ve nhung cong van ((tan cau) or (van chat))*.